# Appsignal > Analysis by Optimly for Optimly AI Visibility, in the Optimly AI Brand Index. Last analyzed September 18, 2026. > AppSignal is a full-stack monitoring platform offering error tracking, performance monitoring, log management, and AI-assisted debugging for web applications. It provides developers with comprehensive insights to quickly diagnose and resolve issues across various programming languages, powered by OpenTelemetry. - Business Profile: https://optimly.ai/brand/appsignal - Publisher: Optimly (https://optimly.ai) - Dataset: Optimly AI Brand Index (https://optimly.ai/brand) - Official website: https://appsignal.com/ - Logo: https://logo.clearbit.com/appsignal.com - Slug: appsignal - Brand Authority Index tier: Contender - Category: Application Performance Monitoring (APM) Platforms - Last Analyzed: September 18, 2026